Home / 146,576.20-219,864.30-145,701.40

Finding the Fourth Proportional to 146,576.20, 219,864.30 and 145,701.40

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Solution

The fourth proportional to 146,576.20, 219,864.30 and 145,701.40 is: 218,552.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,576.20 : 219,864.30 = 145,701.40 : x
  2. Step 2: Convert to fraction form
    146,576.20/219,864.30 = 145,701.40/x
  3. Step 3: Cross multiply
    146,576.20x = 219,864.30 × 145,701.40
  4. Step 4: Simplify right side
    146,576.20x = 32,034,536,320.02
  5. Step 5: Solve for x
    x = 32,034,536,320.02/146,576.20
  6. Step 6: Final answer
    x = 218,552.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.